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Subject: Re: Upside down
From: BlueChip (cs_bluechip_at_webtribe.net)
Date: 2003-12-11


> > Not being a rockbox hacker (no time), this is just what I saw with a
> > quick glance of the LCD driver code:
> >
> > lcd_write(true, LCD_SET_COM_OUTPUT_SCAN_DIRECTION + 8); /* mirror
> > vertical: 1 */
> >
> > So, appearently the LCD can read the data in reverse, which negates
> > having to bitswap everything before you display it.
>
>Not quite, this only changes the X readout direction, would mirror the
>display. The bitswapping is still the required downside, but we already have a
>table for that (needed in the MPEG code)

and has anybody considered that all the keys would be wrong and require
simliar mirroring?



Page was last modified "Jan 10 2012" The Rockbox Crew
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